<tr>
  <td><%= link_to author.name, :action => 'show', :id => author %></td>
  <td><%= author.age %></td>
  <td><%= author.email %></td>
  <td><%= link_to 'Edit', :action => 'edit', :id => author %></td>
  <td>
    <%= button_to 'Delete', {:action => 'destroy', :id => author}, 
        :confirm => 
          "Are you sure you want to delete author #{author.name}?" %>
  </td>
</tr>